{"id":196816,"date":"2024-11-14T02:45:18","date_gmt":"2024-11-13T18:45:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/196816\/"},"modified":"2024-11-14T02:45:19","modified_gmt":"2024-11-13T18:45:19","slug":"%e9%87%8d%e7%bd%aesql-server%e6%a8%99%e8%ad%98%e5%88%97","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/196816\/","title":{"rendered":"\u91cd\u7f6esql server\u6a19\u8b58\u5217"},"content":{"rendered":"<h1 id=\"%e9%87%8d%e7%bd%ae-sql-server-%e6%a8%99%e8%ad%98%e5%88%97-debxwDYHgN\">\u91cd\u7f6e SQL Server \u6a19\u8b58\u5217<\/h1>\n<p>\u5728 SQL Server \u4e2d\uff0c\u6a19\u8b58\u5217\uff08Identity Column\uff09\u662f\u4e00\u7a2e\u81ea\u52d5\u751f\u6210\u552f\u4e00\u503c\u7684\u5217\uff0c\u901a\u5e38\u7528\u65bc\u4e3b\u9375\u3002\u7576\u6211\u5011\u9700\u8981\u91cd\u7f6e\u6a19\u8b58\u5217\u7684\u503c\u6642\uff0c\u53ef\u80fd\u662f\u56e0\u70ba\u6578\u64da\u7684\u522a\u9664\u6216\u5176\u4ed6\u539f\u56e0\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u91cd\u7f6e SQL Server \u7684\u6a19\u8b58\u5217\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u7bc4\u4f8b\u548c\u6b65\u9a5f\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%a8%99%e8%ad%98%e5%88%97%ef%bc%9f-debxwDYHgN\">\u4ec0\u9ebc\u662f\u6a19\u8b58\u5217\uff1f<\/h2>\n<p>\u6a19\u8b58\u5217\u662f\u4e00\u7a2e\u7279\u6b8a\u7684\u5217\u985e\u578b\uff0c\u5141\u8a31 SQL Server \u81ea\u52d5\u751f\u6210\u6578\u5b57\u503c\u3002\u9019\u4e9b\u503c\u901a\u5e38\u7528\u65bc\u552f\u4e00\u6a19\u8b58\u8868\u4e2d\u7684\u6bcf\u4e00\u884c\u3002\u6a19\u8b58\u5217\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>CREATE TABLE ExampleTable (\n    ID INT IDENTITY(1,1) PRIMARY KEY,\n    Name NVARCHAR(100)\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0cID \u5217\u662f\u6a19\u8b58\u5217\uff0c\u5f9e 1 \u958b\u59cb\uff0c\u6bcf\u6b21\u63d2\u5165\u65b0\u884c\u6642\u81ea\u52d5\u589e\u52a0 1\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e9%87%8d%e7%bd%ae%e6%a8%99%e8%ad%98%e5%88%97%ef%bc%9f-debxwDYHgN\">\u70ba\u4ec0\u9ebc\u9700\u8981\u91cd\u7f6e\u6a19\u8b58\u5217\uff1f<\/h2>\n<p>\u91cd\u7f6e\u6a19\u8b58\u5217\u7684\u9700\u6c42\u901a\u5e38\u51fa\u73fe\u5728\u4ee5\u4e0b\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li>\u522a\u9664\u4e86\u4e00\u4e9b\u884c\uff0c\u5c0e\u81f4\u6a19\u8b58\u503c\u4e0d\u9023\u7e8c\u3002<\/li>\n<li>\u9700\u8981\u91cd\u65b0\u5c0e\u5165\u6578\u64da\uff0c\u4e26\u5e0c\u671b\u5f9e\u7279\u5b9a\u7684\u503c\u958b\u59cb\u3002<\/li>\n<li>\u5728\u6e2c\u8a66\u74b0\u5883\u4e2d\uff0c\u60f3\u8981\u91cd\u7f6e\u6578\u64da\u4ee5\u4fbf\u91cd\u65b0\u6e2c\u8a66\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e9%87%8d%e7%bd%ae%e6%a8%99%e8%ad%98%e5%88%97-debxwDYHgN\">\u5982\u4f55\u91cd\u7f6e\u6a19\u8b58\u5217<\/h2>\n<p>\u91cd\u7f6e\u6a19\u8b58\u5217\u7684\u6700\u5e38\u7528\u65b9\u6cd5\u662f\u4f7f\u7528 <code>DBCC CHECKIDENT<\/code> \u547d\u4ee4\u3002\u9019\u500b\u547d\u4ee4\u53ef\u4ee5\u7528\u4f86\u6aa2\u67e5\u548c\u66f4\u6539\u6a19\u8b58\u5217\u7684\u7576\u524d\u503c\u3002<\/p>\n<h3 id=\"%e4%bd%bf%e7%94%a8-dbcc-checkident-%e9%87%8d%e7%bd%ae%e6%a8%99%e8%ad%98%e5%88%97-debxwDYHgN\">\u4f7f\u7528 DBCC CHECKIDENT \u91cd\u7f6e\u6a19\u8b58\u5217<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4f7f\u7528 <code>DBCC CHECKIDENT<\/code> \u547d\u4ee4\u91cd\u7f6e\u6a19\u8b58\u5217\u7684\u6b65\u9a5f\uff1a<\/p>\n<ol>\n<li>\u9996\u5148\uff0c\u78ba\u4fdd\u4f60\u5df2\u7d93\u522a\u9664\u4e86\u4e0d\u9700\u8981\u7684\u884c\uff0c\u6216\u8005\u4f60\u60f3\u8981\u91cd\u7f6e\u7684\u8868\u5df2\u7d93\u6e96\u5099\u597d\u3002<\/li>\n<li>\u7136\u5f8c\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u91cd\u7f6e\u6a19\u8b58\u5217\u7684\u503c\uff1a<\/li>\n<\/ol>\n<pre><code>DBCC CHECKIDENT ('ExampleTable', RESEED, 0);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u5c07\u6a19\u8b58\u5217\u7684\u503c\u91cd\u7f6e\u70ba 0\u3002\u4e0b\u6b21\u63d2\u5165\u65b0\u884c\u6642\uff0cID \u5c07\u5f9e 1 \u958b\u59cb\u3002<\/p>\n<h3 id=\"%e6%aa%a2%e6%9f%a5%e7%95%b6%e5%89%8d%e6%a8%99%e8%ad%98%e5%80%bc-debxwDYHgN\">\u6aa2\u67e5\u7576\u524d\u6a19\u8b58\u503c<\/h3>\n<p>\u5982\u679c\u4f60\u60f3\u67e5\u770b\u7576\u524d\u7684\u6a19\u8b58\u503c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>DBCC CHECKIDENT ('ExampleTable');<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a\u7576\u524d\u7684\u6a19\u8b58\u503c\u548c\u5176\u4ed6\u76f8\u95dc\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-debxwDYHgN\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u91cd\u7f6e\u6a19\u8b58\u5217\u4e4b\u524d\uff0c\u8acb\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u91cd\u7f6e\u6a19\u8b58\u5217\u53ef\u80fd\u6703\u5c0e\u81f4\u4e3b\u9375\u885d\u7a81\uff0c\u7279\u5225\u662f\u5728\u6709\u5916\u9375\u7d04\u675f\u7684\u60c5\u6cc1\u4e0b\u3002<\/li>\n<li>\u5728\u751f\u7522\u74b0\u5883\u4e2d\u9032\u884c\u6b64\u64cd\u4f5c\u6642\uff0c\u8acb\u52d9\u5fc5\u5c0f\u5fc3\uff0c\u4e26\u8003\u616e\u6578\u64da\u5b8c\u6574\u6027\u3002<\/li>\n<li>\u5efa\u8b70\u5728\u9032\u884c\u91cd\u7f6e\u64cd\u4f5c\u4e4b\u524d\u5099\u4efd\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-debxwDYHgN\">\u7e3d\u7d50<\/h2>\n<p>\u91cd\u7f6e SQL Server \u7684\u6a19\u8b58\u5217\u662f\u4e00\u500b\u7c21\u55ae\u4f46\u9700\u8981\u8b39\u614e\u64cd\u4f5c\u7684\u904e\u7a0b\u3002\u901a\u904e\u4f7f\u7528 <code>DBCC CHECKIDENT<\/code> \u547d\u4ee4\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u91cd\u7f6e\u6a19\u8b58\u503c\uff0c\u5f9e\u800c\u7ba1\u7406\u6578\u64da\u7684\u552f\u4e00\u6027\u548c\u5b8c\u6574\u6027\u3002\u5728\u9032\u884c\u6b64\u64cd\u4f5c\u6642\uff0c\u52d9\u5fc5\u8003\u616e\u5230\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u6f5b\u5728\u7684\u885d\u7a81\u3002<\/p>\n<p>\u5982\u679c\u60a8\u9700\u8981\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8a73\u7d30\u8cc7\u6599\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u91cd\u7f6e SQL Server \u7684\u6a19\u8b58\u5217\uff0c\u78ba\u4fdd\u6578\u64da\u5b8c\u6574\u6027\u4e26\u89e3\u6c7a\u81ea\u52d5\u589e\u91cf\u554f\u984c\uff0c\u63d0\u5347\u6578\u64da\u5eab\u7ba1\u7406\u6548\u7387\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-196816","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196816","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=196816"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196816\/revisions"}],"predecessor-version":[{"id":196817,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196816\/revisions\/196817"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=196816"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=196816"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=196816"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}